Arch Linux update for raptor



Published: 2020-11-20
Risk High
Patch available YES
Number of vulnerabilities 2
CVE ID CVE-2017-18926
CVE-2020-25713
CWE ID CWE-119
CWE-125
Exploitation vector Network
Public exploit Public exploit code for vulnerability #2 is available.
Vulnerable software
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Arch Linux
Operating systems & Components / Operating system

Vendor Arch Linux

Security Advisory

1) Buffer overflow

Risk: High

CVSSv3: 8.1 [CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:U/RC:C] [PCI]

CVE-ID: CVE-2017-18926

CWE-ID: CWE-119 - Improper Restriction of Operations within the Bounds of a Memory Buffer

Exploit availability: No

Description

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

The vulnerability exists due to a boundary error within the raptor_xml_writer_start_element_common() function in raptor_xml_writer.c. A remote attacker can create a specially crafted file, trick the victim into opening it, trigger memory corruption 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 raptor to version 2.0.15-14.

Vulnerable software versions

Arch Linux: All versions

CPE External links

https://security.archlinux.org/advisory/ASA-202011-20

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

Risk: Medium

CVSSv3: 6.2 [CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:P/RL:U/RC:C] [PCI]

CVE-ID: CVE-2020-25713

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 raptor_xml_writer_start_element_common() function in raptor_xml_writer.c. A remote attacker can create a specially crafted PDF file, trick the victim into opening it, trigger an out-of-bounds read error and read contents of memory on the system.

Mitigation

Update the affected package raptor to version 2.0.15-14.

Vulnerable software versions

Arch Linux: All versions

CPE External links

https://security.archlinux.org/advisory/ASA-202011-20

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. However, proof of concept for this vulnerability is available.