Unrated severityNVD Advisory· Published May 6, 2021· Updated Aug 4, 2024
CVE-2020-28024
CVE-2020-28024
Description
Exim 4 before 4.94.2 allows Buffer Underwrite that may result in unauthenticated remote attackers executing arbitrary commands, because smtp_ungetc was only intended to push back characters, but can actually push back non-character error codes such as EOF.
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Affected products
8- Exim/Eximdescription
- osv-coords6 versionspkg:rpm/opensuse/exim&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/exim&distro=openSUSE%20Tumbleweedpkg:rpm/suse/exim&distro=SUSE%20Package%20Hub%2015%20SP1pkg:rpm/suse/exim&distro=SUSE%20Package%20Hub%2015%20SP2pkg:rpm/suse/libspf2&distro=SUSE%20Package%20Hub%2015%20SP1pkg:rpm/suse/libspf2&distro=SUSE%20Package%20Hub%2015%20SP2
< 4.94.2-lp152.8.3.1+ 5 more
- (no CPE)range: < 4.94.2-lp152.8.3.1
- (no CPE)range: < 4.94.2-4.2
- (no CPE)range: < 4.94.2-bp151.2.4.1
- (no CPE)range: < 4.94.2-bp152.6.4.1
- (no CPE)range: < 1.2.10-bp151.4.1
- (no CPE)range: < 1.2.10-bp152.5.1
Patches
Vulnerability mechanics
References
1- www.exim.org/static/doc/security/CVE-2020-qualys/CVE-2020-28024-UNGET.txtmitrex_refsource_MISC
News mentions
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