CVE-2010-3842

Severity: medium (CVSS 5.8 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2010-10-28 · updated 2026-06-16
Weakness: CWE-22

Description

Absolute path traversal vulnerability in curl 7.20.0 through 7.21.1, when the --remote-header-name or -J option is used, allows remote servers to create or overwrite arbitrary files by using \ (backslash) as a separator of path components within the Content-disposition HTTP header.

Affected products

Curl: 7.20.0, 7.20.1, 7.21.1

References

http://curl.haxx.se/docs/adv_20101013.html
http://secunia.com/advisories/39532
http://securitytracker.com/id?1024583
http://www.openwall.com/lists/oss-security/2010/10/13/1
http://www.openwall.com/lists/oss-security/2010/10/13/4
http://www.openwall.com/lists/oss-security/2010/10/13/5
https://bugzilla.redhat.com/show_bug.cgi?id=642642
http://curl.haxx.se/docs/adv_20101013.html
http://secunia.com/advisories/39532
http://securitytracker.com/id?1024583
http://www.openwall.com/lists/oss-security/2010/10/13/1
http://www.openwall.com/lists/oss-security/2010/10/13/4

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