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debianDebianDEBIAN:DSA-5040-1:58775
HistoryJan 11, 2022 - 7:42 p.m.

[SECURITY] [DSA 5040-1] lighttpd security update

2022-01-1119:42:26
lists.debian.org
49
lighttpd
denial of service
security update
debian
cve-2022-22707

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

CVSS3

5.9

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

AI Score

5.9

Confidence

High

EPSS

0.031

Percentile

91.2%


Debian Security Advisory DSA-5040-1 [email protected]
https://www.debian.org/security/ Moritz Muehlenhoff
January 11, 2022 https://www.debian.org/security/faq


Package : lighttpd
CVE ID : CVE-2022-22707

An out-of-bounds memory access was discovered in the mod_extforward plugin of
the lighttpd web server, which may result in denial of service.

For the oldstable distribution (buster), this problem has been fixed
in version 1.4.53-4+deb10u2.

For the stable distribution (bullseye), this problem has been fixed in
version 1.4.59-1+deb11u1.

We recommend that you upgrade your lighttpd packages.

For the detailed security status of lighttpd please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/lighttpd

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

Mailing list: [email protected]

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

CVSS3

5.9

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

AI Score

5.9

Confidence

High

EPSS

0.031

Percentile

91.2%