Ubuntu update for libpano13



Risk High
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2021-20307
CVE-2021-33293
CWE-ID CWE-134
CWE-125
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Ubuntu
Operating systems & Components / Operating system

libpano13-2 (Ubuntu package)
Operating systems & Components / Operating system package or component

libpano13-dev (Ubuntu package)
Operating systems & Components / Operating system package or component

libpano13-bin (Ubuntu package)
Operating systems & Components / Operating system package or component

libpano13-3 (Ubuntu package)
Operating systems & Components / Operating system package or component

Vendor Canonical Ltd.

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Format string error

EUVDB-ID: #VU77454

Risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-20307

CWE-ID: CWE-134 - Use of Externally-Controlled Format String

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a format string error within the panoFileOutputNamesCreate() function. A remote attacker can supply a specially crafted input that contains format string specifiers and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Update the affected package libpano13 to the latest version.

Vulnerable software versions

Ubuntu: 14.04 - 22.04

libpano13-2 (Ubuntu package): before Ubuntu Pro

libpano13-dev (Ubuntu package): before Ubuntu Pro

libpano13-bin (Ubuntu package): before Ubuntu Pro

libpano13-3 (Ubuntu package): before Ubuntu Pro

CPE2.3 External links

http://ubuntu.com/security/notices/USN-6163-1


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.

2) Out-of-bounds read

EUVDB-ID: #VU77453

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-33293

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition within the panoParserFindOLine() function in parser.c. A remote attacker can send specially crafted data to the application, trigger an out-of-bounds read error and read contents of memory on the system or perform a denial of service attack.

Mitigation

Update the affected package libpano13 to the latest version.

Vulnerable software versions

Ubuntu: 14.04 - 22.04

libpano13-2 (Ubuntu package): before Ubuntu Pro

libpano13-dev (Ubuntu package): before Ubuntu Pro

libpano13-bin (Ubuntu package): before Ubuntu Pro

libpano13-3 (Ubuntu package): before Ubuntu Pro

CPE2.3 External links

http://ubuntu.com/security/notices/USN-6163-1


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.



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