CVE-2023-47100
First published: Sat Dec 02 2023(Updated: )
In Perl before 5.38.2, S_parse_uniprop_string in regcomp.c can write to unallocated space because a property name associated with a \p{...} regular expression construct is mishandled. The earliest affected version is 5.30.0.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Perl Perl | >=5.30.0<5.38.2 | |
| IBM AIX | <=7.3 | |
| IBM VIOS | <=4.1 |
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Reference Links
- https://github.com/Perl/perl5/commit/ff1f9f59360afeebd6f75ca1502f5c3ebf077da3
- https://github.com/Perl/perl5/commit/7047915eef37fccd93e7cd985c29fe6be54650b6
- https://github.com/Perl/perl5/commit/12c313ce49b36160a7ca2e9b07ad5bd92ee4a010
- https://exchange.xforce.ibmcloud.com/vulnerabilities/272992
- https://www.ibm.com/support/pages/node/7122628 (Advisory)
Frequently Asked Questions
What is the vulnerability ID for this Perl vulnerability?
The vulnerability ID for this Perl vulnerability is CVE-2023-47100.
What is the severity of CVE-2023-47100?
The severity of CVE-2023-47100 is critical with a severity value of 9.8.
Which software versions are affected by CVE-2023-47100?
The software versions affected by CVE-2023-47100 are Perl versions 5.30.0 through 5.38.2.
How can an attacker exploit CVE-2023-47100?
An attacker can exploit CVE-2023-47100 by using a crafted regular expression construct that includes a property name.
Is there a fix available for CVE-2023-47100?
Yes, a fix is available for CVE-2023-47100. It is recommended to update to the latest version of Perl (5.38.2 or later) to mitigate the vulnerability.
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- vendor/perl
- canonical/perl perl
- version/perl perl/5.30.0
- vendor/ibm
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- version/ibm aix/7.3
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- version/ibm vios/4.1