CVE-2012-4388 Other in n/a

What is CVE-2012-4388?

CVE-2012-4388 is a medium-severity vulnerability in Canonical Ubuntu Linux, published on 7 Sep 2012. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The sapi_header_op function in main/SAPI.c in PHP 5.4.0RC2 through 5.4.0 does not properly determine a pointer during checks for %0D sequences (aka carriage return characters), which allows remote attackers to bypass an HTTP response-splitting protection mechanism via a crafted URL, related to improper interaction between the PHP header function and certain browsers, as demonstrated by Internet Explorer and Google Chrome. NOTE: this vulnerability exists because of an incorrect fix for CVE-2011-1398.

Weakness: CWE-20

Which versions are affected by CVE-2012-4388?

It affects 3 products.

Products include Canonical Ubuntu Linux, Debian Debian Linux, Php Php.

How do I fix CVE-2012-4388?

No fix has been published for CVE-2012-4388 yet. Limit exposure of the affected software until one is available.

Is CVE-2012-4388 being exploited?

There is no known exploitation of CVE-2012-4388 in the wild and no public exploit code.

Other vulnerabilities in Canonical Ubuntu Linux

• CVE-2020-11651 SaltStack Salt Authentication Bypass Exploited Critical 9.8
• CVE-2020-7247 OpenSMTPD Remote Code Execution Exploited Critical 9.8
• CVE-2019-16928 Exim Out-of-bounds Write Exploited Critical 9.8
• CVE-2018-6789 Exim Buffer Overflow Exploited Critical 9.8
• CVE-2015-2590 Oracle Java SE and Java SE Embedded Remote Code Execution Exploited Critical 9.8

All Canonical Ubuntu Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-78pr-9xh4-8h52.