CVE-2013-2174: canonical ubuntu_linux
Vulnerability summary
CVE-2013-2174 is a medium (CVSS 6.8) vulnerability in canonical ubuntu_linux. EPSS estimates a 9.81% chance of exploitation in the next 30 days, higher than 95.5% of scored vulnerabilities. 1 public exploit is recorded.
Not severe (CVSS 6.8, network access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 1 · Related 1Timeline
- 31-07-2013PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
Heap-based buffer overflow in the curl_easy_unescape function in lib/escape.c in cURL and libcurl 7.7 through 7.30.0 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted string ending in a "%" (percent) character.
CVSS metrics
1 score · 1 source · 1 versionEPSS trend
Probability
9.81%
Chance of exploitation in the next 30 days
Percentile
96%
Versus all other CVEs
30-day change
Decrease -0.88 pp
From 10.69% on 04-10-2026
Known exploited
Compare KEV catalogsNot in the CISA KEV catalog.
Not in the ENISA CNW catalog.
Not in the CIRCL catalog.
Public exploits
1 foundCurl
Maturity: poc
Weaknesses
CWE · root causeAffected systems
Known conditions: network-reachable, no authentication (CVSS vector). Other conditions: not stated in public data.
Redhat6 products
- enterprise_linuxEOL5 | 6.0
- curl< 0:7.15.5-17.el5_9 | < 0:7.19.7-37.el6_4
- curl-debuginfo< 0:7.15.5-17.el5_9 | < 0:7.19.7-37.el6_4
- curl-devel< 0:7.15.5-17.el5_9
- libcurl< 0:7.19.7-37.el6_4
Haxx2 products
- curl7.7 | 7.7.1 | 7.7.2 | 7.7.3 | 7.8 | 7.8.1 | 7.9 | 7.9.1 | 7.9.2 | 7.9.3 | 7.9.4 | 7.9.5 | 7.9.6 | 7.9.7 | 7.9.8 | 7.10 | 7.10.1 | 7.10.2 | 7.10.3 | 7.10.4 | 7.10.5 | 7.10.6 | 7.10.7 | 7.10.8 | 7.11.0 | 7.11.1 | 7.11.2 | 7.12.0 | 7.12.1 | 7.12.2 | 7.12.3 | 7.13.0 | 7.13.1 | 7.13.2 | 7.14.0 | 7.14.1 | 7.15.0 | 7.15.1 | 7.15.2 | 7.15.3 | 7.15.4 | 7.15.5 | 7.16.0 | 7.16.1 | 7.16.2 | 7.16.3 | 7.16.4 | 7.17.0 | 7.17.1 | 7.18.0 | 7.18.1 | 7.18.2 | 7.19.0 | 7.19.1 | 7.19.2 | 7.19.3 | 7.19.4 | 7.19.5 | 7.19.6 | 7.19.7 | 7.20.0 | 7.20.1 | 7.21.0 | 7.21.1 | 7.21.2 | 7.21.3 | 7.21.4 | 7.21.5 | 7.21.6 | 7.21.7 | 7.22.0 | 7.23.0 | 7.23.1 | 7.24.0 | 7.25.0 | 7.26.0 | 7.27.0 | 7.28.0 | 7.28.1 | 7.29.0 | 7.30.0
- libcurl7.7 | 7.7.1 | 7.7.2 | 7.7.3 | 7.8 | 7.8.1 | 7.9 | 7.9.1 | 7.9.2 | 7.9.3 | 7.9.4 | 7.9.5 | 7.9.6 | 7.9.7 | 7.9.8 | 7.10 | 7.10.1 | 7.10.2 | 7.10.3 | 7.10.4 | 7.10.5 | 7.10.6 | 7.10.7 | 7.10.8 | 7.11.0 | 7.11.1 | 7.11.2 | 7.12.0 | 7.12.1 | 7.12.2 | 7.12.3 | 7.13.0 | 7.13.1 | 7.13.2 | 7.14.0 | 7.14.1 | 7.15.0 | 7.15.1 | 7.15.2 | 7.15.3 | 7.15.4 | 7.15.5 | 7.16.0 | 7.16.1 | 7.16.2 | 7.16.3 | 7.16.4 | 7.17.0 | 7.17.1 | 7.18.0 | 7.18.1 | 7.18.2 | 7.19.0 | 7.19.1 | 7.19.2 | 7.19.3 | 7.19.4 | 7.19.5 | 7.19.6 | 7.19.7 | 7.20.0 | 7.20.1 | 7.21.0 | 7.21.1 | 7.21.2 | 7.21.3 | 7.21.4 | 7.21.5 | 7.21.6 | 7.21.7 | 7.22.0 | 7.23.0 | 7.23.1 | 7.24.0 | 7.25.0 | 7.26.0 | 7.27.0 | 7.28.0 | 7.28.1 | 7.29.0 | 7.30.0
Mageia2 products
- curl< 7.24.0-1.2.mga2
- curl< 7.28.1-6.1.mga3
Canonical1 product
- ubuntu_linuxEOL10.04 | 12.04 | 12.10 | 13.04
Debian1 product
- curl< 7.31.0-1 | < 7.21.0-2.1+squeeze4 | < 7.26.0-1+wheezy3
Opensuse1 product
- opensuseEOL11.4
6 vendors · 13 products
References
19 links- www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.htmlX Refsource CONFIRM
- www.oracle.com/technetwork/topics/security/cpujul2015-2367936.htmlX Refsource CONFIRM
- github.com/bagder/curl/commit/192c4f788d48f82c03e9cef40013f34370e90737X Refsource CONFIRMExploitPatch