CVE-2021-44741— Adobe Acrobat Reader Dc 代码问题漏洞
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I. CVE-2021-44741の基本情報
脆弱性情報
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脆弱性タイトル
Adobe Acrobat Pro DC NULL Pointer Dereference could lead to Application-denial-of-service
ソース: NVD (National Vulnerability Database)
脆弱性説明
Acrobat Reader DC version 21.007.20099 (and earlier), 20.004.30017 (and earlier) and 17.011.30204 (and earlier) are affected by a Null pointer dereference vulnerability when parsing a specially crafted file. An unauthenticated attacker could leverage this vulnerability to achieve an application denial-of-service in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
ソース: NVD (National Vulnerability Database)
CVSS情報
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
ソース: NVD (National Vulnerability Database)
脆弱性タイプ
空指针解引用
ソース: NVD (National Vulnerability Database)
脆弱性タイトル
Adobe Acrobat Reader Dc 代码问题漏洞
ソース: CNNVD (China National Vulnerability Database)
脆弱性説明
Adobe Acrobat Reader Dc是美国Adobe公司的一个 Pdf 阅读工具。用于可靠查看、打印和注释 Pdf 文档。 Adobe Acrobat Reader Dc 存在代码问题漏洞，该漏洞源于 NULL 指针取消引用错误。远程攻击者可以诱骗受害者打开特制的 PDF 文件并执行拒绝服务 (DoS) 攻击。
ソース: CNNVD (China National Vulnerability Database)
CVSS情報
N/A
ソース: CNNVD (China National Vulnerability Database)
脆弱性タイプ
N/A
ソース: CNNVD (China National Vulnerability Database)
影響を受ける製品
| ベンダー | プロダクト | 影響を受けるバージョン | CPE | 購読 |
|---|---|---|---|---|
| Adobe | Acrobat Reader | unspecified ~ 21.007.20099 | - |
II. CVE-2021-44741の公開POC
| # | POC説明 | ソースリンク | Shenlongリンク |
|---|
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- https://helpx.adobe.com/security/products/acrobat/apsb22-01.htmlx_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2021-44741
Same Patch Batch · Adobe · 2022-01-14 · 31 CVEs total
| CVE-2021-44708 | 7.8 HIGH | Adobe Acrobat Pro DC Heap Overflow could lead to Arbitrary code execution |
| CVE-2021-44704 | 7.8 HIGH | Adobe Acrobat Reader Use-After-Free could lead to Arbitrary code execution |
| CVE-2021-44710 | 7.8 HIGH | Adobe Acrobat Reader Use-after-free could lead to Arbitrary code execution |
| CVE-2021-44705 | 7.8 HIGH | Adobe Acrobat Reader Use-After-Free could lead to Arbitrary code execution |
| CVE-2021-44706 | 7.8 HIGH | Adobe Acrobat Reader Collab.registerReview Use-After-Free Remote Execution Vulnerability |
| CVE-2021-44703 | 7.8 HIGH | Adobe Acrobat Pro DC Stack Overflow Vulnerability Arbitrary code execution |
| CVE-2021-44709 | 7.8 HIGH | Adobe Acrobat Pro DC Heap Overflow Vulnerability could lead to Arbitrary code execution |
| CVE-2021-44711 | 7.8 HIGH | Adobe Acrobat Reader DC annotation gestures integer overflow vulnerability |
| CVE-2021-44707 | 7.8 HIGH | Adobe Acrobat Reader DC OTF Font Parsing Out-Of-Bounds Write Remote Code Execution Vulnera |
| CVE-2021-45067 | 5.5 MEDIUM | Adobe Acrobat Reader Memory Corruption could lead to Information Disclosure |
| CVE-2021-44712 | 5.5 MEDIUM | Adobe Acrobat Reader Memory Corruption could lead to Application denial-of-service |
| CVE-2021-44713 | 5.5 MEDIUM | Adobe Acrobat Reader DC Use After Free could lead to Application denial-of-service |
| CVE-2021-44715 | 3.3 LOW | Adobe Acrobat Reader DC Out-of-Bounds Read Information Disclosure Vulnerability |
| CVE-2021-44742 | 3.3 LOW | Adobe Reader Out-of-bounds Read Remote Code Execution Vulnerability |
| CVE-2021-44740 | 3.3 LOW | Adobe Acrobat Pro DC NULL Pointer Dereference could lead to Application-denial-of-service |
| CVE-2021-43752 | 3.3 LOW | Adobe Illustrator TIF File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability |
| CVE-2021-45051 | 3.3 LOW | Adobe Bridge JPEG2000 Parsing Use-After-Free Information Disclosure Vulnerability |
| CVE-2021-45052 | 3.3 LOW | Adobe Bridge TIF File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability |
| CVE-2021-44714 | 2.5 LOW | Adobe Acrobat Reader Missing Custom Protocols in Warning Message Prompts |
| CVE-2021-44739 | Adobe Acrobat Reader DC add-on (AxAcroPDFLib.AxAcroPDF) src NTLMv2 SSO Auth leak vulnerabi |
Showing 20 of 31 CVEs. View all on vendor page →
IV. 関連脆弱性
同じ製品: Acrobat Reader
- CVE-2026-34622
Acrobat Reader | Improperly Controlled Modification of Objec - CVE-2026-34626
Acrobat Reader | Improperly Controlled Modification of Objec - CVE-2026-34621
Acrobat Reader | Improperly Controlled Modification of Objec - CVE-2026-27221
Acrobat Reader | Improper Certificate Validation (CWE-295) - CVE-2026-27278
Acrobat Reader | Use After Free (CWE-416)
同じベンダー: Adobe
- CVE-2026-34632
Photoshop Installer | CWE-427: Uncontrolled Search Path Elem - CVE-2026-27297
Adobe Framemaker | Integer Underflow (Wrap or Wraparound) (C - CVE-2026-27300
Adobe Framemaker | Access of Uninitialized Pointer (CWE-824) - CVE-2026-27296
Adobe Framemaker | Integer Underflow (Wrap or Wraparound) (C - CVE-2026-27290
Adobe Framemaker | Untrusted Search Path (CWE-426)
同じ弱点: CWE-476
- CVE-2026-8252
Open5GS SMF smf_nsmf_handle_create_data_in_hsmf null pointer - CVE-2026-7259
Null pointer dereference in php_mb_check_encoding() via mb_e - CVE-2026-7262
NULL pointer dereference in SOAP apache:Map decoder with mis - CVE-2026-42183
Argo Workflows: SSO RBAC Delegation Nil Pointer Dereference - CVE-2026-6666
PgBouncer crash in kill_pool_logins_server_error
V. CVE-2021-44741へのコメント
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