libproxy: format string flaw in bin/proxy
Published Oct 27, 2014
7.5
HIGHCVSS 2.0
EPSS 3.13%
Description
Format string vulnerability in the print_proxies function in bin/proxy.c in libproxy 0.3.1 might allow context-dependent attackers to cause a denial of service (crash) and possibly execute arbitrary code via format string specifiers in a proxy name, as demonstrated using the http_proxy environment variable or a PAC file.
Affected products
No data.
- 0.3.1
No data.
Red Hat Enterprise Linux 6
libproxy
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 6 | libproxy | Will not fix | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
The Red Hat Security Response Team has rated this issue as having low security impact. This issue is not currently planned to be addressed in future updates. For additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/classification/.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.13% (0.03125) | 87.40th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.13% (0.03125) | 86.13th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.54% (0.00543) | 65.72th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.15% (0.01145) | 85.42th | v3 (v2023.03.01) |
| Apr 22, 2024 | 0.87% (0.00866) | 82.14th | v3 (v2023.03.01) |
| Mar 2, 2024 | 0.98% (0.00978) | 83.00th | v3 (v2023.03.01) |
| Feb 29, 2024 | 0.89% (0.00890) | 82.14th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.89% (0.00890) | 80.13th | v3 (v2023.03.01) |
| Mar 6, 2023 | 2.79% (0.02791) | 83.03th | v2 (v2022.01.01) |
| Apr 1, 2022 | 2.79% (0.02791) | 81.34th | v2 (v2022.01.01) |
| Feb 4, 2022 | 2.79% (0.02791) | 63.84th | v2 (v2022.01.01) |
References (8)
- http://www.securityfocus.com/bid/56712 vdb-entryx_refsource_BID
- https://access.redhat.com/security/cve/CVE-2012-5580 Vendor Advisory
- https://bugzilla.novell.com/show_bug.cgi?id=791086 x_refsource_CONFIRMExploit
- https://bugzilla.redhat.com/show_bug.cgi?id=883100 x_refsource_CONFIRMExploitIssue Tracking
- https://code.google.com/p/libproxy/source/detail?r=475 x_refsource_CONFIRM
- https://exchange.xforce.ibmcloud.com/vulnerabilities/80340 vdb-entryx_refsource_XF
- https://nvd.nist.gov/vuln/detail/CVE-2012-5580
- https://www.cve.org/CVERecord?id=CVE-2012-5580
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/56712 | vdb-entryx_refsource_BID | |
| https://access.redhat.com/security/cve/CVE-2012-5580 | Vendor Advisory | |
| https://bugzilla.novell.com/show_bug.cgi?id=791086 | x_refsource_CONFIRMExploit | |
| https://bugzilla.redhat.com/show_bug.cgi?id=883100 | x_refsource_CONFIRMExploitIssue Tracking | |
| https://code.google.com/p/libproxy/source/detail?r=475 | x_refsource_CONFIRM | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/80340 | vdb-entryx_refsource_XF | |
| https://nvd.nist.gov/vuln/detail/CVE-2012-5580 | ||
| https://www.cve.org/CVERecord?id=CVE-2012-5580 |
Change history (0)
No recorded changes yet.