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openSUSE Security Update : prosody (openSUSE-2021-728)
high Nessus Plugin ID 149566
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Synopsis
The remote openSUSE host is missing a security update.Description
This update for prosody fixes the following issues :prosody was updated to 0.11.9 :
Security :
- mod_limits, prosody.cfg.lua: Enable rate limits by default
- certmanager: Disable renegotiation by default
- mod_proxy65: Restrict access to local c2s connections by default
- util.startup: Set more aggressive defaults for GC
- mod_c2s, mod_s2s, mod_component, mod_bosh, mod_websockets: Set default stanza size limits
- mod_authinternal(plain,hashed): Use constant-time string comparison for secrets
- mod_dialback: Remove dialback-without-dialback feature
- mod_dialback: Use constant-time comparison with hmac
Minor changes :
- util.hashes: Add constant-time string comparison (binding to CRYPTO_memcmp)
- mod_c2s: Don’t throw errors in async code when connections are gone
- mod_c2s: Fix traceback in session close when conn is nil
- core.certmanager: Improve detection of LuaSec/OpenSSL capabilities
- mod_saslauth: Use a defined SASL error
- MUC: Add support for advertising muc#roomconfig_allowinvites in room disco#info
- mod_saslauth: Don’t throw errors in async code when connections are gone
- mod_pep: Advertise base pubsub feature (fixes #1632:
mod_pep missing pubsub feature in disco)
- prosodyctl check config: Add ‘gc’ to list of global options
- prosodyctl about: Report libexpat version if known
- util.xmppstream: Add API to dynamically configure the stanza size limit for a stream
- util.set: Add is_set() to test if an object is a set
- mod_http: Skip IP resolution in non-proxied case
- mod_c2s: Log about missing conn on async state changes
- util.xmppstream: Reduce internal default xmppstream limit to 1MB
Relevant: https://prosody.im/security/advisory_20210512
- boo#1186027: Prosody XMPP server advisory 2021-05-12
- CVE-2021-32919
- CVE-2021-32917
- CVE-2021-32917
- CVE-2021-32920
- CVE-2021-32918
Update to 0.11.8 :
Security :
- mod_saslauth: Disable ‘tls-unique’ channel binding with TLS 1.3 (#1542)
Fixes and improvements :
- net.websocket.frames: Improve websocket masking performance by using the new util.strbitop
- util.strbitop: Library for efficient bitwise operations on strings
Minor changes :
- MUC: Correctly advertise whether the subject can be changed (#1155)
- MUC: Preserve disco ‘node’ attribute (or lack thereof) in responses (#1595)
- MUC: Fix logic bug causing unnecessary presence to be sent (#1615)
- mod_bosh: Fix error if client tries to connect to component (#425)
- mod_bosh: Pick out the ‘wait’ before checking it instead of earlier
- mod_pep: Advertise base PubSub feature (#1632)
- mod_pubsub: Fix notification stanza type setting (#1605)
- mod_s2s: Prevent keepalives before client has established a stream
- net.adns: Fix bug that sent empty DNS packets (#1619)
- net.http.server: Don’t send Content-Length on 1xx/204 responses (#1596)
- net.websocket.frames: Fix length calculation bug (#1598)
- util.dbuffer: Make length API in line with Lua strings
- util.dbuffer: Optimize substring operations
- util.debug: Fix locals being reported under wrong stack frame in some cases
- util.dependencies: Fix check for Lua bitwise operations library (#1594)
- util.interpolation: Fix combination of filters and fallback values #1623
- util.promise: Preserve tracebacks
- util.stanza: Reject ASCII control characters (#1606)
- timers: Ensure timers can’t block other processing (#1620)
Update to 0.11.7 :
Security :
- mod_websocket: Enforce size limits on received frames (fixes #1593)
Fixes and improvements :
- mod_c2s, mod_s2s: Make stanza size limits configurable
- Add configuration options to control Lua garbage collection parameters
- net.http: Backport SNI support for outgoing HTTP requests (#409)
- mod_websocket: Process all data in the buffer on close frame and connection errors (fixes #1474, #1234)
- util.indexedbheap: Fix heap data structure corruption, causing some timers to fail after a reschedule (fixes #1572)
Update to 0.11.6 :
Fixes and improvements :
- mod_storage_internal: Fix error in time limited queries on items without ‘when’ field, fixes #1557
- mod_carbons: Fix handling of incoming MUC PMs #1540
- mod_csi_simple: Consider XEP-0353: Jingle Message Initiation important
- mod_http_files: Avoid using inode in etag, fixes #1498:
Fail to download file on FreeBSD
- mod_admin_telnet: Create a DNS resolver per console session (fixes #1492: Telnet console DNS commands reduced usefulness)
- core.certmanager: Move EECDH ciphers before EDH in default cipherstring (fixes #1513)
- mod_s2s: Escape invalid XML in loggin (same way as mod_c2s) (fixes #1574: Invalid XML input on s2s connection is logged unescaped)
- mod_muc: Allow control over the server-admins-are-room-owners feature (see #1174)
- mod_muc_mam: Remove spoofed archive IDs before archiving (fixes #1552: MUC MAM may strip its own archive id)
- mod_muc_mam: Fix stanza id filter event name, fixes #1546: mod_muc_mam does not strip spoofed stanza ids
- mod_muc_mam: Fix missing advertising of XEP-0359, fixes #1547: mod_muc_mam does not advertise stanza-id
Minor changes :
- net.http API: Add request:cancel() method
- net.http API: Fix traceback on invalid URL passed to request()
- MUC: Persist affiliation_data in new MUC format
- mod_websocket: Fire event on session creation (thanks Aaron van Meerten)
- MUC: Always include ‘affiliation’/‘role’ attributes, defaulting to ‘none’ if nil
- mod_tls: Log when certificates are (re)loaded
- mod_vcard4: Report correct error condition (fixes #1521:
mod_vcard4 reports wrong error)
- net.http: Re-expose destroy_request() function (fixes unintentional API breakage)
- net.http.server: Strip port from Host header in IPv6 friendly way (fix #1302)
- util.prosodyctl: Tell prosody do daemonize via command line flag (fixes #1514)
- SASL: Apply saslprep where necessary, fixes #1560: Login fails if password contains special chars
- net.http.server: Fix reporting of missing Host header
- util.datamanager API: Fix iterating over “users” (thanks marc0s)
- net.resolvers.basic: Default conn_type to ‘tcp’ consistently if unspecified (thanks marc0s)
- mod_storage_sql: Fix check for deletion limits (fixes #1494)
- mod_admin_telnet: Handle unavailable cipher info (fixes #1510: mod_admin_telnet backtrace)
- Log warning when using prosodyctl start/stop/restart
- core.certmanager: Look for privkey.pem to go with fullchain.pem (fixes #1526)
- mod_storage_sql: Add index covering sort_id to improve performance (fixes #1505)
- mod_mam,mod_muc_mam: Allow other work to be performed during archive cleanup (fixes #1504)
- mod_muc_mam: Don’t strip MUC tags, fix #1567: MUC tags stripped by mod_muc_mam
- mod_pubsub, mod_pep: Ensure correct number of children of (fixes #1496)
- mod_register_ibr: Add FORM_TYPE as required by XEP-0077 (fixes #1511)
- mod_muc_mam: Fix traceback saving message from non-occupant (fixes #1497)
- util.startup: Remove duplicated initialization of logging (fix #1527: startup: Logging initialized twice)
Solution
Update the affected prosody packages.See Also
Plugin Details
Severity: High
ID: 149566
File Name: openSUSE-2021-728.nasl
Version: 1.3
Type: local
Agent: unix
Family: SuSE Local Security Checks
Published: 5/18/2021
Updated: 5/25/2021
Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Nessus
Risk Information
VPR
Risk Factor: Low
Score: 3.6
CVSS v2
Risk Factor: Medium
Base Score: 4.3
Temporal Score: 3.2
Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:N/A:N
CVSS Score Source: CVE-2021-32919
CVSS v3
Risk Factor: High
Base Score: 7.5
Temporal Score: 6.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C
Vulnerability Information
CPE: p-cpe:/a:novell:opensuse:prosody, p-cpe:/a:novell:opensuse:prosody-debuginfo, p-cpe:/a:novell:opensuse:prosody-debugsource, cpe:/o:novell:opensuse:15.2
Required KB Items: Host/local_checks_enabled, Host/cpu, Host/SuSE/release, Host/SuSE/rpm-list
Exploit Ease: No known exploits are available
Patch Publication Date: 5/14/2021
Vulnerability Publication Date: 5/13/2021
Reference Information
CVE: CVE-2021-32917, CVE-2021-32918, CVE-2021-32919, CVE-2021-32920