CVE-2021-41831— Timestamp Manipulation with Signature Wrapping
Get alerts for future matching vulnerabilitiesLog in to subscribe
I. Basic Information for CVE-2021-41831
Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗ Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
Timestamp Manipulation with Signature Wrapping
Source: NVD (National Vulnerability Database)
Vulnerability Description
It is possible for an attacker to manipulate the timestamp of signed documents. All versions of Apache OpenOffice up to 4.1.10 are affected. Users are advised to update to version 4.1.11. See CVE-2021-25634 for the LibreOffice advisory.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
密码学签名的验证不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Apache OpenOffice 数据伪造问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apache OpenOffice是美国阿帕奇（Apache）基金会的一款开源的办公软件套件。该套件包含文本文档、电子表格、演示文稿、绘图、数据库等。 Apache OpenOffice 4.1.10之前版本存在数据伪造问题漏洞，攻击者可利用该漏洞操纵已签名文档的时间戳。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Apache Software Foundation | Apache OpenOffice | Apache OpenOffice ~ 4.1.10 | - |
II. Public POCs for CVE-2021-41831
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2021-41831
请登录查看更多情报信息。
Same Patch Batch · Apache Software Foundation · 2021-10-11 · 3 CVEs total
| CVE-2021-41832 | Content Manipulation with Certificate Validation Attack | |
| CVE-2021-41830 | Double Certificate Attack |
IV. Related Vulnerabilities
Same product: Apache OpenOffice
- CVE-2025-64407
Apache OpenOffice: URL fetching can be used to exfiltrate ar - CVE-2025-64406
Apache OpenOffice: Possible memory corruption during CSV imp - CVE-2025-64405
Apache OpenOffice: Remote documents loaded without prompt vi - CVE-2025-64404
Apache OpenOffice: Remote documents loaded without prompt vi - CVE-2025-64403
Apache OpenOffice: Remote documents loaded without prompt vi
Same vendor: Apache Software Foundation
- CVE-2026-39816
Apache NiFi: Missing Execute Code Required Permission on Tin - CVE-2026-25199
Apache CloudStack: Proxmox Extension Allows Unauthorized Cro - CVE-2026-25077
Apache CloudStack: Unauthenticated Command Injection in Dire - CVE-2025-69233
Apache CloudStack: Domain/account resources limits not honor - CVE-2025-66467
Apache CloudStack: MinIO policy remains intact on bucket del
Same weakness: CWE-347
- CVE-2026-42193
Plunk: SNS webhook forgery - CVE-2026-44497
ZEBRA: Consensus Divergence in Transparent Sighash Hash-Type - CVE-2026-41669
Admidio: SAML Signature Validation Result Ignored — Forged A - CVE-2026-7689
Dolibarr ERP CRM Online Signature security.lib.php dol_verif - CVE-2026-33467
Improper Verification of Cryptographic Signature in Elastic
V. Comments for CVE-2021-41831
No comments yet