How severe is CVE-2024-34883?

CVE-2024-34883 has a CVSS 3.x base score of 4.9, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2024-34883 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-34883?

CVE-2024-34883 affects Bitrix24. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-34883?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2024-34883 have an EU (EUVD) identifier?

Yes. CVE-2024-34883 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-35100.

When was CVE-2024-34883 published?

CVE-2024-34883 was published on 2024-11-04 and last updated on 2026-07-05.

CVE-2024-34883

CVE-2024-34883 is a medium-severity vulnerability in Bitrix24 with a CVSS 3.x base score of 4.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-522.

Key facts

Severity: Medium (CVSS 3.x base score 4.9)
EPSS exploit prediction: 0% (29th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-35100
Weakness: CWE-522
Affected product: Bitrix24
Published: 2024-11-04
Last modified: 2026-07-05

Description

Insufficiently protected credentials in DAV server settings in 1C-Bitrix Bitrix24 23.300.100 allow remote administrators to read proxy-server accounts passwords via HTTP GET request.

Frequently asked questions

What is CVE-2024-34883?: Insufficiently protected credentials in DAV server settings in 1C-Bitrix Bitrix24 23.300.100 allow remote administrators to read proxy-server accounts passwords via HTTP GET request.
How severe is CVE-2024-34883?: CVE-2024-34883 has a CVSS 3.x base score of 4.9, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2024-34883 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-34883?: CVE-2024-34883 affects Bitrix24. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-34883?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-34883 have an EU (EUVD) identifier?: Yes. CVE-2024-34883 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-35100.
When was CVE-2024-34883 published?: CVE-2024-34883 was published on 2024-11-04 and last updated on 2026-07-05.

References

https://github.com/DrieVlad/BitrixVulns

EU advisories (EUVD)

http://bitrix24.com

Affected products (1)

cpe:2.3:a:bitrix24:bitrix24:23.300.100:*:*:*:*:*:*:*

More vulnerabilities in Bitrix24

CVE-2022-27228 — Critical (CVSS 9.8): In the vote (aka "Polls, Votes") module before 21.0.100 of Bitrix Site Manager, a remote unauthenticated attacker can…
CVE-2020-13484 — Critical (CVSS 9.8): Bitrix24 through 20.0.975 allows SSRF via an intranet IP address in the services/main/ajax.php?action=attachUrlPreview…
CVE-2023-1720 — Critical (CVSS 9.6): Lack of mime type response header in Bitrix24 22.0.300 allows authenticated remote attackers to execute arbitrary…
CVE-2023-1717 — Critical (CVSS 9.6): Prototype pollution in bitrix/templates/bitrix24/components/bitrix/menu/left_vertical/script.js in Bitrix24 22.0.300…
CVE-2023-1716 — Critical (CVSS 9.0): Cross-site scripting (XSS) vulnerability in Invoice Edit Page in Bitrix24 22.0.300 allows attackers to execute…
CVE-2023-1715 — Critical (CVSS 9.0): A logic error when using mb_strpos() to check for potential XSS payload in Bitrix24 22.0.300 allows attackers to bypass…

All CVEs affecting Bitrix24 →

Other CWE-522 (Insufficiently Protected Credentials) vulnerabilities

CVE-2026-7312 — Critical (CVSS 10.0): CWE‑522: Insufficiently Protected Credentials in web services in Progress Sitefinity version from 14.0.7700 to…
CVE-2026-29128 — Critical (CVSS 10.0): IDC SFX2100 Satellite Receiver firmware ships with multiple daemon configuration files for routing components (e.g.,…
CVE-2025-54863 — Critical (CVSS 10.0): Radiometrics VizAir is vulnerable to exposure of the system's REST API key through a publicly accessible configuration…
CVE-2024-12799 — Critical (CVSS 10.0): Insufficiently Protected Credentials vulnerability in OpenText Identity Manager Advanced Edition on Windows, Linux, 64…
CVE-2024-51545 — Critical (CVSS 10.0): Username Enumeration vulnerabilities allow access to application level username add, delete, modify and list…
CVE-2023-1778 — Critical (CVSS 10.0): This vulnerability exists in GajShield Data Security Firewall firmware versions prior to v4.28 (except v4.21) due to…

Browse all CWE-522 (Insufficiently Protected Credentials) vulnerabilities →