VulnerabilityModified
CVE-2016-4579
Libksba before 1.3.4 allows remote attackers to cause a denial of service (out-of-bounds read and crash) via unspecified vectors, related to the "returned length of the object from _ksba_ber_parse_tl."
HIGH 7.5EPSS 3.21%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (3.21%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Libksba before 1.3.4 allows remote attackers to cause a denial of service (out-of-bounds read and crash) via unspecified vectors, related to the "returned length of the object from _ksba_ber_parse_tl."
- CVSS 3.0
- 7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 3.21% probability · 87th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-20
- Affected
- gnupg/libksba · opensuse/leap · canonical/ubuntu linux
- Source
- security@opentext.com
References
- http://git.gnupg.org/cgi-bin/gitweb.cgi?p=libksba.git%3Ba=commit%3Bh=a7eed17a0b2a1c09ef986f3b4b323cd31cea2b64
- http://lists.opensuse.org/opensuse-updates/2016-06/msg00028.html
- http://www.openwall.com/lists/oss-security/2016/05/10/8
- http://www.openwall.com/lists/oss-security/2016/05/11/10
- http://www.ubuntu.com/usn/USN-2982-1
- https://security.gentoo.org/glsa/201706-22
- http://git.gnupg.org/cgi-bin/gitweb.cgi?p=libksba.git%3Ba=commit%3Bh=a7eed17a0b2a1c09ef986f3b4b323cd31cea2b64
- http://lists.opensuse.org/opensuse-updates/2016-06/msg00028.html
- http://www.openwall.com/lists/oss-security/2016/05/10/8
- http://www.openwall.com/lists/oss-security/2016/05/11/10
- http://www.ubuntu.com/usn/USN-2982-1
- https://security.gentoo.org/glsa/201706-22
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.