CVE-2012-6702: canonical ubuntu_linux Cryptographic Issues
CVSS: 5.9v3.0MediumModified
AliasesALPINE-CVE-2012-6702UBUNTU-CVE-2012-6702DEBIAN-CVE-2012-6702
Published 16-06-2016Last modified 06-08-2024
Vulnerability summary
CVE-2012-6702 is a medium (CVSS 5.9) Cryptographic Issues vulnerability in canonical ubuntu_linux. EPSS estimates a 2.37% chance of exploitation in the next 30 days, higher than 83.5% of scored vulnerabilities.
CVSS score
5.9/10
010
Medium · v3.0 (NVD)EPSS score
2.37%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 7 · Related 4Timeline
- 16-06-2016PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
Expat, when used in a parser that has not called XML_SetHashSalt or passed it a seed of 0, makes it easier for context-dependent attackers to defeat cryptographic protection mechanisms via vectors involving use of the srand function.
CVSS metrics
5 scores · 4 sources · 2 versionsMedium 5.9Preferred score · NVD (NIST)
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:NSourcesAll 4 agree
- OSV · AlpineEcosystem advisory · calculated5.9MediumCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
- OSV · UbuntuEcosystem advisory · calculated5.9MediumCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
- OSV · DebianEcosystem advisory · calculated5.9MediumCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
Medium 4.3Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:N/I:P/A:NSourcesSingle source
EPSS trend
Probability
2.37%
Chance of exploitation in the next 30 days
Percentile
84%
Versus all other CVEs
30-day change
0.00 pp
From 2.37% on 19-09-2026
19-09-202619-10-2026
EPSS score2.37%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Ubuntu6 products
- expat< 2.1.0-4ubuntu1.3 | < 2.1.0-7ubuntu0.16.04.2
- insighttoolkitAll versions (No fix recorded)
- paraviewAll versions (No fix recorded)
- sitecopyAll versions (No fix recorded)
- vnc4All versions (No fix recorded)
Debian3 products
- expat< 2.1.1-3
- libxmltokAll versions (No fix recorded)
- debian_linuxEOL8.0
Alpine1 product
- expat< 2.2.0-r0
Canonical1 product
- ubuntu_linuxEOL12.04 | 14.04 | 15.10 | 16.04
Google1 product
- androidEOL4.4.4 | 5.0.2 | 5.1.1 | 6.0 | 6.0.1
Libexpat_project1 product
- libexpat< 2.2.0
6 vendors · 13 products
References
15 links- www.tenable.com/security/tns-2016-20X Refsource CONFIRM
- source.android.com/security/bulletin/2016-11-01.htmlX Refsource CONFIRM