[ASA-202004-14] apache: multiple issues
rgacogne at archlinux.org
Fri Apr 17 12:53:50 UTC 2020
Arch Linux Security Advisory ASA-202004-14
Date : 2020-04-15
CVE-ID : CVE-2020-1927 CVE-2020-1934
Package : apache
Type : multiple issues
Remote : Yes
Link : https://security.archlinux.org/AVG-1126
The package apache before version 2.4.43-1 is vulnerable to multiple
issues including information disclosure and open redirect.
Upgrade to 2.4.43-1.
# pacman -Syu "apache>=2.4.43-1"
The problems have been fixed upstream in version 2.4.43.
- CVE-2020-1927 (open redirect)
A security issue has been found in Apache HTTP Server from 2.4.0 up to
and including 2.4.41, in the mod_rewrite module, where redirects that
were intended to be self-referential might be fooled by encoded
newlines and redirect instead to an an unexpected URL within the
This is the same defect as CVE-2019-10098. The fix for CVE-2019-10098
Possible mitigations are the use of anchor captures as back-references,
or prefixing self-referential redirects with / or scheme, host, and
- CVE-2020-1934 (information disclosure)
The use of an uninitialized value has been found in Apache HTTP Server
from 2.4.0 up to and including 2.4.41, in the mod_proxy_ftp module,
when proxying to a malicious FTP server.
A remote attacker is able to cause a redirect via a crafted HTTP
request, or disclose information when proxying to an FTP server.
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