CVE-2013-2020: canonical ubuntu_linux Numeric Errors
CVSS: 5.0v2.0MediumModified
AliasesDEBIAN-CVE-2013-2020
Published 13-05-2013Last modified 06-08-2024
Vulnerability summary
CVE-2013-2020 is a medium (CVSS 5.0) Numeric Errors vulnerability in canonical ubuntu_linux. EPSS estimates a 3.55% chance of exploitation in the next 30 days, higher than 89.1% of scored vulnerabilities.
CVSS score
5.0/10
010
Medium · v2.0 (NVD)EPSS score
3.55%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 13-05-2013PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
Integer underflow in the cli_scanpe function in pe.c in ClamAV before 0.97.8 allows remote attackers to cause a denial of service (crash) via a skewed offset larger than the size of the PE section in a UPX packed executable, which triggers an out-of-bounds read.
CVSS metrics
1 score · 1 source · 1 versionMedium 5.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:N/I:N/A:PSourcesSingle source
EPSS trend
Probability
3.55%
Chance of exploitation in the next 30 days
Percentile
89%
Versus all other CVEs
30-day change
0.00 pp
From 3.55% on 18-09-2026
18-09-202618-10-2026
EPSS score3.55%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Canonical1 product
- ubuntu_linuxEOL10.04 | 11.10 | 12.04 | 12.10 | 13.04
Clamav1 product
- clamav≤ 0.97.7 | 0.9:rc1 | 0.90 | 0.90:rc1 | 0.90:rc1.1 | 0.90:rc2 | 0.90:rc3 | 0.90.1 | 0.90.1_p0 | 0.90.2 | 0.90.2_p0 | 0.90.3 | 0.90.3_p0 | 0.90.3_p1 | 0.91 | 0.91:rc1 | 0.91:rc2 | 0.91.1 | 0.91.2 | 0.91.2_p0 | 0.92 | 0.92.1 | 0.92_p0 | 0.93 | 0.93.1 | 0.93.2 | 0.93.3 | 0.94 | 0.94.1 | 0.94.2 | 0.95 | 0.95:rc1 | 0.95:rc2 | 0.95:src1 | 0.95:src2 | 0.95.1 | 0.95.2 | 0.95.3 | 0.96 | 0.96:rc1 | 0.96:rc2 | 0.96.1 | 0.96.2 | 0.96.3 | 0.96.4 | 0.96.5 | 0.97 | 0.97:rc | 0.97.1 | 0.97.2 | 0.97.3 | 0.97.4 | 0.97.5
Debian1 product
- clamav< 0.97.8+dfsg-1
Suse1 product
- linux_enterprise_server11.0:sp1 | 11.0:sp2
4 vendors · 4 products
References
22 links- lists.fedoraproject.org/pipermail/package-announce/2013-June/109514.htmlVendor AdvisoryX Refsource FEDORA
- lists.fedoraproject.org/pipermail/package-announce/2013-May/105575.htmlVendor AdvisoryX Refsource FEDORA
- support.apple.com/kb/HT5892X Refsource CONFIRM
Show all 22 references
- lists.fedoraproject.org/pipermail/package-announce/2013-June/109639.htmlVendor AdvisoryX Refsource FEDORA
- bugzilla.clamav.net/show_bug.cgi?id=7055X Refsource CONFIRM
- lists.fedoraproject.org/pipermail/package-announce/2013-June/109652.htmlVendor AdvisoryX Refsource FEDORA
- support.apple.com/kb/HT5880X Refsource CONFIRM
