Risk | Medium |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2011-1144 |
CWE-ID | CWE-59 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
PEAR Universal components / Libraries / Scripting languages |
Vendor | PHP Group |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
EUVDB-ID: #VU45260
Risk: Medium
CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L/E:U/RL:O/RC:C]
CVE-ID: CVE-2011-1144
CWE-ID:
CWE-59 - Improper Link Resolution Before File Access ('Link Following')
Exploit availability: No
DescriptionThe vulnerability allows a remote non-authenticated attacker to manipulate or delete data.
The installer in PEAR 1.9.2 and earlier allows local users to overwrite arbitrary files via a symlink attack on the package.xml file, related to the (1) download_dir, (2) cache_dir, (3) tmp_dir, and (4) pear-build-download directories. NOTE: this vulnerability exists because of an incomplete fix for CVE-2011-1072.
MitigationInstall update from vendor's website.
Vulnerable software versionsPEAR: 0.2.2 - 1.9.1
External linkshttp://openwall.com/lists/oss-security/2011/02/28/5
http://openwall.com/lists/oss-security/2011/03/01/4
http://openwall.com/lists/oss-security/2011/03/01/5
http://openwall.com/lists/oss-security/2011/03/01/7
http://openwall.com/lists/oss-security/2011/03/01/8
http://openwall.com/lists/oss-security/2011/03/01/9
http://pear.php.net/bugs/bug.php?id=18056
http://exchange.xforce.ibmcloud.com/vulnerabilities/65911
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.