漏洞信息详情
ECartis LIScript任意变量查看漏洞
- CNNVD编号:CNNVD-200405-022
- 危害等级: 超危
![图片[1]-ECartis LIScript任意变量查看漏洞-一一网](https://www.proyy.com/skycj/data/images/2021-05-16/c4e67a37c54aee8c0e1983d8333a9158.png)
- CVE编号:
CVE-2003-0781
- 漏洞类型:
输入验证
- 发布时间:
2003-08-14
- 威胁类型:
远程
- 更新时间:
2006-09-05
- 厂 商:
ecartis - 漏洞来源:
Timo Sirainen※ tss… -
漏洞简介
Ecartis是一款邮件列表管理器。
Ecartis没有正确处理用户提供的输入,远程攻击者可以利用这个漏洞未授权获得敏感信息。
Ecartis包含的liscript支持部分变量和函数,部分地方对用户输入完全可信,允许调用部分函数或查看变量,用户提交如下的请求:
subscribe secret-list
subscribe <$post-password>
第一条命令会失败,但是Ecartis会选择secre-list作为活动列表,第二条命令也不成功,但是返回的邮件会包含post-password的实际密码信息。
漏洞公告
临时解决方法:
如果您不能立刻安装补丁或者升级,CNNVD建议您采取以下措施以降低威胁:
* 第三方补丁如下:
diff -ru ecartis-1.0.0-old/src/smtp.c ecartis-1.0.0/src/smtp.c
— ecartis-1.0.0-old/src/smtp.c Fri Apr 18 09:45:04 2003
+++ ecartis-1.0.0/src/smtp.c Thu Aug 14 17:30:24 2003
@@ -330,18 +330,19 @@
return 1;
}
-void smtp_body_822bis(const char *src, char *dest)
+void smtp_body_822bis(const char *src, char *dest, size_t size)
{
const char *ptr1;
– char *ptr2;
+ char *ptr2, *end;
int lastcr;
lastcr = 0;
ptr1 = src;
ptr2 = dest;
+ end = dest + size – 2;
– while(*ptr1) {
+ while(*ptr1 && ptr2 < end) {
if ((*ptr1 == ‘\n’) && (!lastcr)) {
*ptr2++ = ‘\r’;
} else if (*ptr1 == ‘\r’) {
@@ -367,7 +368,7 @@
{
char buffer[HUGE_BUF];
– smtp_body_822bis(line,&buffer[0]);
+ smtp_body_822bis(line,&buffer[0], sizeof(buffer));
clean_var(“smtp-last-error”, VAR_TEMP);
if (!sock_printf(my_socket,”%s”,buffer)) {
@@ -385,7 +386,7 @@
buffer_printf(buffer2, sizeof(buffer2) – 1, “%s\r\n”, line);
– smtp_body_822bis(buffer2,&buffer[0]);
+ smtp_body_822bis(buffer2,&buffer[0], sizeof(buffer));
clean_var(“smtp-last-error”, VAR_TEMP);
if (!sock_printf(my_socket,”%s”,buffer)) {
diff -ru ecartis-1.0.0-old/src/unhtml.c ecartis-1.0.0/src/unhtml.c
— ecartis-1.0.0-old/src/unhtml.c Fri Apr 18 09:45:04 2003
+++ ecartis-1.0.0/src/unhtml.c Thu Aug 14 17:43:03 2003
@@ -161,6 +161,25 @@
case HTMLPARSE_NORMAL:
case HTMLPARSE_EATTAG:
{
+ /* Wordwrap */
+ if (linechars > 76) {
+ char tempbuf[1024];
+ *tptr = 0;
+
+ tptr = strrchr(linebuffer,’ ‘);
+ if (!tptr) tptr = strrchr(linebuffer,’-‘);
+ if (!tptr) tptr = &tempbuf[76];
+
+ buffer_printf(tempbuf,1023,”%s”,
+ (*tptr == ‘ ‘) ? tptr + 1 : tptr);
+ *tptr = 0;
+
+ newline(outfile,&linebuffer[0],indent,linemode);
+ buffer_printf(linebuffer,79,”%s”,tempbuf);
+ tptr = &linebuffer[strlen(linebuffer)];
+ linechars = strlen(linebuffer);
+ lastspace = 1;
+ }
if (tempchar == ‘&’) {
memset(buffer, 0, sizeof(buffer));
tagptr = &buffer[0];
@@ -182,25 +201,6 @@
lastspace = (tempchar == ‘ ‘);
}
– /* Wordwrap */
– if (linechars > 76) {
– char tempbuf[1024];
– *tptr = 0;
–
– tptr = strrchr(linebuffer,’ ‘);
– if (!tptr) tptr = strrchr(linebuffer,’-‘);
– if (!tptr) tptr = &tempbuf[76];
–
– buffer_printf(tempbuf,1023,”%s”,
– (*tptr == ‘ ‘) ? tptr + 1 : tptr);
– *tptr = 0;
–
– newline(outfile,&linebuffer[0],indent,linemode);
– buffer_printf(linebuffer,79,”%s”,tempbuf);
– tptr = &linebuffer[strlen(linebuffer)];
– linechars = strlen(linebuffer);
– lastspace = 1;
– }
}
}
break;
@@ -338,7 +338,8 @@
}
parsemode = HTMLPARSE_NORMAL;
} else {
–
参考网址
来源: DEBIAN
名称: DSA-467
链接:http://www.debian.org/security/2004/dsa-467
来源: XF
名称: ecartis-subscribe-password-disclosure(12929)
链接:http://xforce.iss.net/xforce/xfdb/12929





















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