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Debian DLA-2832-1 : opensc - LTS security update
medium Nessus Plugin ID 155721
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Synopsis
The remote Debian host is missing one or more security-related updates.Description
The remote Debian 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the dla-2832 advisory.- OpenSC before 0.20.0-rc1 has an out-of-bounds access of an ASN.1 Bitstring in decode_bit_string in libopensc/asn1.c. (CVE-2019-15945)
- OpenSC before 0.20.0-rc1 has an out-of-bounds access of an ASN.1 Octet string in asn1_decode_entry in libopensc/asn1.c. (CVE-2019-15946)
- An issue was discovered in OpenSC through 0.19.0 and 0.20.x through 0.20.0-rc3. libopensc/card-setcos.c has an incorrect read operation during parsing of a SETCOS file attribute. (CVE-2019-19479)
- The Oberthur smart card software driver in OpenSC before 0.21.0-rc1 has a heap-based buffer overflow in sc_oberthur_read_file. (CVE-2020-26570)
- The gemsafe GPK smart card software driver in OpenSC before 0.21.0-rc1 has a stack-based buffer overflow in sc_pkcs15emu_gemsafeGPK_init. (CVE-2020-26571)
- The TCOS smart card software driver in OpenSC before 0.21.0-rc1 has a stack-based buffer overflow in tcos_decipher. (CVE-2020-26572)
Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.
Solution
Upgrade the opensc packages.For Debian 9 stretch, these problems have been fixed in version 0.16.0-3+deb9u2.
See Also
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=939668
https://security-tracker.debian.org/tracker/source-package/opensc
https://www.debian.org/lts/security/2021/dla-2832
https://security-tracker.debian.org/tracker/CVE-2019-15945
https://security-tracker.debian.org/tracker/CVE-2019-15946
https://security-tracker.debian.org/tracker/CVE-2019-19479
https://security-tracker.debian.org/tracker/CVE-2020-26570
https://security-tracker.debian.org/tracker/CVE-2020-26571
Plugin Details
Severity: Medium
ID: 155721
File Name: debian_DLA-2832.nasl
Version: 1.2
Type: local
Agent: unix
Family: Debian Local Security Checks
Published: 11/29/2021
Updated: 11/29/2021
Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Nessus Agent, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 5.9
CVSS v2
Risk Factor: Medium
Base Score: 4.4
Temporal Score: 3.3
Vector: CVSS2#AV:L/AC:M/Au:N/C:P/I:P/A:P
CVSS Score Source: CVE-2019-15946
CVSS v3
Risk Factor: Medium
Base Score: 6.4
Temporal Score: 5.6
Vector: CVSS:3.0/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C
Vulnerability Information
CPE: cpe:/o:debian:debian_linux:9.0, p-cpe:/a:debian:debian_linux:opensc, p-cpe:/a:debian:debian_linux:opensc-pkcs11
Required KB Items: Host/local_checks_enabled, Host/Debian/release, Host/Debian/dpkg-l
Exploit Ease: No known exploits are available
Patch Publication Date: 11/29/2021
Vulnerability Publication Date: 9/5/2019
Reference Information
CVE: CVE-2019-15945, CVE-2019-15946, CVE-2019-19479, CVE-2020-26570, CVE-2020-26571, CVE-2020-26572