openEuler 20.03 LTS SP1 update for curl

1) Missing Release of Resource after Effective Lifetime

EUVDB-ID: #VU87850

Risk: Medium

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

CVE-ID: CVE-2024-2398

CWE-ID: CWE-772 - Missing Release of Resource after Effective Lifetime

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to an error when sending HTTP/2 server push responses with an overly large number of headers. A remote attacker can send PUSH_PROMISE frames with an excessive amount of headers to the application, trigger memory leak and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 20.03 LTS SP1

curl-help: before 7.71.1-33

libcurl-devel: before 7.71.1-33

curl-debuginfo: before 7.71.1-33

libcurl: before 7.71.1-33

curl-debugsource: before 7.71.1-33

curl: before 7.71.1-33

External links

http://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2024-1480

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.