CVE-2013-2174

Publication date 24 June 2013

Last updated 24 July 2024

Ubuntu priority

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.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
curl	13.04 raring	Fixed 7.29.0-1ubuntu3.1
	12.10 quantal	Fixed 7.27.0-1ubuntu1.3
	12.04 LTS precise	Fixed 7.22.0-3ubuntu4.2
	10.04 LTS lucid	Fixed 7.19.7-1ubuntu1.3

How can I get the fixes?
What do statuses mean?
Patch details

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
curl	Upstream: http://curl.haxx.se/libcurl-unescape.patch Upstream: 192c4f7 Upstream: 0de7249 Upstream: 6fab0bd

References

MITRE
NVD
Launchpad
Debian

Related Ubuntu Security Notices (USN)

USN-1894-1
curl vulnerability
2 July 2013

Other references

http://curl.haxx.se/docs/adv_20130622.html
https://www.cve.org/CVERecord?id=CVE-2013-2174