Fedora 40 update for netatalk



Risk High
Patch available YES
Number of vulnerabilities 3
CVE-ID CVE-2024-38439
CVE-2024-38440
CVE-2024-38441
CWE-ID CWE-193
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Fedora
Operating systems & Components / Operating system

netatalk
Operating systems & Components / Operating system package or component

Vendor Fedoraproject

Security Bulletin

This security bulletin contains information about 3 vulnerabilities.

1) Off-by-one

EUVDB-ID: #VU93512

Risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2024-38439

CWE-ID: CWE-193 - Off-by-one Error

Exploit availability: No

Description

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

The vulnerability exists due to an off-by-one error within the setting ibuf[PASSWDLEN] to "\0" in FPLoginExt in login in etc/uams/uams_pam.c. A remote attacker can trigger an off-by-one error and execute arbitrary code on the target system.

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

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Fedora: 40

netatalk: before 3.2.1-1.fc40

CPE2.3 External links

https://bodhi.fedoraproject.org/updates/FEDORA-2024-900475e0f7


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) Off-by-one

EUVDB-ID: #VU93516

Risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2024-38440

CWE-ID: CWE-193 - Off-by-one Error

Exploit availability: No

Description

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

The vulnerability exists due to an off-by-one error within the FPLoginExt in BN_bin2bn in etc/uams/uams_dhx_pam.c. A remote attacker can trigger an off-by-one error and execute arbitrary code on the target system.

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

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Fedora: 40

netatalk: before 3.2.1-1.fc40

CPE2.3 External links

https://bodhi.fedoraproject.org/updates/FEDORA-2024-900475e0f7


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.

3) Off-by-one

EUVDB-ID: #VU93517

Risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2024-38441

CWE-ID: CWE-193 - Off-by-one Error

Exploit availability: No

Description

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

The vulnerability exists due to an off-by-one error within the ibuf[len] to "\0" in FPMapName in afp_mapname in etc/afpd/directory.c. A remote attacker can trigger an off-by-one error and execute arbitrary code on the target system.

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

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Fedora: 40

netatalk: before 3.2.1-1.fc40

CPE2.3 External links

https://bodhi.fedoraproject.org/updates/FEDORA-2024-900475e0f7


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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